813 264 227 Exponent Status

Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

M_n

Status

Details

Composite: 1 known prime factor

Factored

Factor	Digits	Bits	Date
25361966432722605035359	23	74.4	2024-04-04 13:13:36

History

Date	User	Type	Result
2025-05-21	beep	F	Factor: 25361966432722605035359 / TF: 74-75
2024-04-04	SRBase	F	Factor: 25361966432722605035359 / TF: 74-75*
2022-11-23	SRBase	NF	no factor from 2^73 to 2^74
2021-05-31	SRBase	NF	no factor from 2^72 to 2^73
2020-09-30	sasaki	NF	no factor from 2^71 to 2^72
2020-01-11	ATH	NF	no factor from 2^70 to 2^71
2016-10-03	ramgeis	NF	no factor from 2^68 to 2^70
2015-06-20	sasaki	NF	no factor from 2^67 to 2^68
2014-12-22	sasaki	NF	no factor from 2^66 to 2^67
2012-02-23	Andrew B	NF	no factor from 2^65 to 2^66
2012-02-23	Andrew B	NF	no factor from 2^64 to 2^65
2010-07-01	Architects Cubed	NF	no factor from 2^63 to 2^64